Ladder assembly



FIG. 1 is a top plan view of the ladder assembly design;

FIG. 2 is a bottom plan view of the ladder assembly design;

FIG. 3 is a front elevation view of the ladder assembly design;

FIG. 4 is a rear elevation view of the ladder assembly design;

FIG. 5 is a left side elevation view of the ladder assembly design;

FIG. 6 is a right side elevation view of the ladder assembly design;

FIG. 7 is a front perspective view of the ladder assembly design;

FIG. 8 is a rear perspective view of the ladder assembly design;

FIG. 9 is a bottom perspective view of the ladder assembly design;

FIG. 10 is a detailed right rear perspective view of an upper portion of the ladder assembly design;

FIG. 11 is a detailed left rear perspective view of an upper portion of the ladder assembly design; and,

FIG. 12 is a front perspective view of an alternative position of the ladder assembly design with the ladder in a raised position.

The broken lines in FIGS. 10 and 11 are boundaries of the partial enlarged views where the claimed surfaces are cut for purposes of enlargement. These broken lines form no part of the claimed design. 

CLAIM The ornamental design for a ladder assembly, as shown and described. 